Index: third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.h |
diff --git a/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.h b/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.h |
index 54f1541938265a70b8becdada33e2c7d946a4ae8..0073709d45c6489b03998702c9cdcc59b80244a4 100644 |
--- a/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.h |
+++ b/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.h |
@@ -651,6 +651,11 @@ class CORE_EXPORT CompositedLayerMapping final : public GraphicsLayerClient { |
// layer for invalidations. |
unsigned m_backgroundPaintsOntoScrollingContentsLayer : 1; |
+ // Solid color border boxes may be painted into both the scrolling contents |
+ // layer and the graphics layer because the scrolling contents layer is |
+ // clipped by the padding box. |
+ unsigned m_backgroundPaintsOntoGraphicsLayer : 1; |
+ |
friend class CompositedLayerMappingTest; |
}; |